X17 - A new particle? -- Sixty Symbols

Professor Ed Copeland discusses research into the so-called X17 particle.
More videos with Ed: http://bit.ly/EdCopeland
More links, clarifications and info below ↓ ↓ ↓

Professor Ed Copeland is based at the University of Nottingham...
https://www.nottingham.ac.uk/physics/people/ed.copeland

Long interviews with Ed: http://bit.ly/CopelandGoesLong

Periodic Videos - see videos about every element from our sister channel: http://bit.ly/118elements

Corrections from Ed:
"Around 4'40" saying the X17 particle came out with low momentum, I meant low velocity. Later on I said the X particle interacts differently with electrons compared to protons. I meant neutrons and not electrons but I said it right just after that."

Some academic papers relevant to this video...
Observation of Anomalous Internal Pair Creation in Be: A Possible Signature of a Light, Neutral Boson - https://arxiv.org/abs/1504.01527
Protophobic Fifth Force Interpretation of the Observed Anomaly in Be Nuclear Transitions - https://arxiv.org/abs/1604.07411
New evidence supporting the existence of the hypothetic X17 particle - https://arxiv.org/abs/1910.10459v1

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